in helpers/trace_helpers.c [88:95]
static int ksym_cmp(const void *p1, const void *p2) { const struct ksym *s1 = p1, *s2 = p2; if (s1->addr == s2->addr) return strcmp(s1->name, s2->name); return s1->addr < s2->addr ? -1 : 1; }